<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Helloworld</title>
</head>
<body>

<form action="/login" method="post">

    name: <input type="text" name="username" id="uid" placeholder="username"><br/>

    password: <input type="password" name="password" id="pwd" placeholder="password"><br/>

    <input type="submit" value="login" id="sub">

</form>
</body>
</html>